<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for='(page, index) of pages' :key='index'>
        <div class="icon"
         v-for='item of page'
         :key='item.id'
         >
          <div class="icon-img">
            <img class='icon-img-content' :src="item.imgUrl" alt="" />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
  	list: Array
  },
  data () {
  	return {
  		swiperOption: {
  			autoplay: false
  		}
  	}
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }

}
</script>

<style lang="stylus" scoped>
  @import '~styles/varibles.styl'
  @import '~styles/mixins.styl'
  .icons >>> .swiper-container
    height:0
    padding-bottom:50%
  .icons
    margin-top: .1rem
	  .icon
	    position:relative
	    float:left
	    width:25%
	    padding-bottom:25%
	    .icon-img
	      position:absolute
	      left:0
	      top:0
	      right:0
	      bottom:.44rem
	      box-sizing:border-box
	      padding:.1rem
	      .icon-img-content
	        display:block
	        margin:0 auto
	        height:100%
	    .icon-desc
	      position:absolute
	      left:0
	      right:0
	      bottom:0
	      height:.44rem
	      line-height:.44rem
	      text-align:center
	      color:$darkTextColor
	      ellipsis()
</style>
